<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <script src="./vue.js"></script>
</head>
<body>
    <div id="app">
        <p>{{ site }}</p>
    </div>
    <script>
        var vm = new Vue({
            el:'#app',
            data:{
                name:'Google',
                url:'http://www.google.com'
            },
            computed:{
                site:{
                    get:function(){
                        return this.name + ' ' + this.url
                    },
                    set:function (newValue) {
                        var names = newValue.split(' ')
                        this.name = names[0];
                        this.url = names[names.length - 1]
                    }
                }
            }
        });
        vm.site = '菜鸟教程 http://www.runoob.com';
        document.write('name: '+vm.name);
        document.write('<br>');
        document.write('url: '+vm.url);
    </script>
</body>
</html>
